---
product_id: 1154692
title: "NcStar 4X20 Compact Air Scope/Blue Lens (SCA420B),Multi"
brand: "ncstar"
price: "€ 29.86"
currency: EUR
in_stock: true
category: "Nc Star"
url: https://www.desertcart.nl/products/1154692-ncstar-4x20-compact-air-scope-blue-lens-sca420b-multi
store_origin: NL
region: Netherlands
---

# Multicoated blue lens 26.2 ft field of view @100 yds 4x magnification clarity NcStar 4X20 Compact Air Scope/Blue Lens (SCA420B),Multi

**Brand:** ncstar
**Price:** € 29.86
**Availability:** ✅ In Stock

## Summary

> 🎯 Elevate your aim, dominate the field with NcStar’s tactical edge!

## Quick Answers

- **What is this?** NcStar 4X20 Compact Air Scope/Blue Lens (SCA420B),Multi by ncstar
- **How much does it cost?** € 29.86 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/1154692-ncstar-4x20-compact-air-scope-blue-lens-sca420b-multi)

## Best For

- ncstar enthusiasts

## Why This Product

- Trusted ncstar brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Easy Dovetail Mounting:** Quickly attach to your airgun with secure dovetail rings for hassle-free setup.
- • **Precision 4x Magnification:** Zoom in on your target with crystal-clear detail for unmatched accuracy.
- • **Wide 26.2 ft Field of View:** Keep your target in sight with an expansive viewing window at 100 yards.
- • **Vivid Multicoated Blue Lens:** Experience brighter, sharper images that cut through glare and enhance every shot.
- • **Compact & Lightweight Design:** At just 3.35 ounces and under 8 inches, it’s built for tactical agility and all-day comfort.

## Overview

The NcStar 4X20 Compact Air Scope with blue multicoated lenses delivers sharp 4x magnification and a wide 26.2-foot field of view at 100 yards. Designed for airguns, it features a lightweight 3.35-ounce body, 2.5-inch eye relief, and easy dovetail mounting, making it the perfect tactical upgrade for precision shooting.

## Description

Product Description Great Product desertcart.com Maximize the performance of your firearm with the NcStar Tactical 4x20 air scope. Equipped with multicoated lenses that provide a crisp sight and a lightweight body, the scope is always ready for action. Specifications Magnification: 4x Tube diameter: 0.75 inches Objective diameter: 20mm Field of view: 26.2 feet @ 100 yards Eye relief: 2.5 inches Exit pupil: 5mm Reticle: Plex Click value: N/A Lens coating: Blue Mount included: Dovetail rings Exterior finish: Matte black Length: 7.88 inches Weight: 3.35 ounces

## Features

- Tactical 4x20 air scope compatible with air guns
- Multicoated lens ensure crisp, bright image
- 26.2-foot field of view @ 100 yards
- Plex reticle; 2.5 inches of eye relief
- Dovetail rings mount; measures 7.88 inches

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000R4HSW2 |
| Best Sellers Rank | #345,197 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #808 in Rifle Scopes |
| Brand Name | NcSTAR |
| Color | Black |
| Compatible Devices | Handgun |
| Customer Reviews | 3.6 3.6 out of 5 stars (1,373) |
| Eye Relief | 6.4 centimeters |
| Field Of View | 26.2 feet |
| Global Trade Identification Number | 00814108010454 |
| Included Components | Product |
| Item Dimensions L x W x H | 7.88"L x 7.88"W x 7.88"H |
| Item Display Weight | 16 ounces |
| Item Type Name | Holster |
| Item Weight | 3.36 ounces |
| Lens Color | Blue |
| Magnification Maximum | 4 |
| Magnification Minimum | 4 x |
| Manufacturer | NcSTAR |
| Manufacturer Part Number | SCA420B |
| Material Type | Plastic |
| Model Name | SCA420B |
| Model Number | SCA420B |
| Mounting Type | Dovetail Mount |
| Number of Items | 1 |
| Objective Lens Diameter | 20 millimeters |
| Product Style | Tactical |
| Reticle Type | Plex |
| Sport Type | Hunting |
| UPC | 813023051610 758259948955 814108010454 |
| Unit Count | 1 Count |
| Warranty Description | 2 Year Manufacturer |

## Product Details

- **Brand:** NcSTAR
- **Color:** Black
- **Item Weight:** 3.36 ounces
- **Magnification Maximum:** 4
- **Magnification Minimum:** 4 x
- **Material:** Plastic
- **Objective Lens Diameter:** 20 millimeters
- **Product Dimensions:** 7.88"L x 7.88"W x 7.88"H
- **Sport:** Hunting
- **Style:** Tactical

## Images

![NcStar 4X20 Compact Air Scope/Blue Lens (SCA420B),Multi - Image 1](https://m.media-amazon.com/images/I/61TjZC2EiRL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Questions & Answers

**Q: does it work with UKARMS Russian Dragunov SVD M677A Spring Airsoft Gun Sniper**
A: No clue but measure your rail system in mm and if it comes around 7.88 then consider getting it but I'd get a scope that has adjustable rail fittings

**Q: Will it fit on a daisy model 74 bb rifle**
A: Don’t know.  It was junk so I threw it in the trash.

**Q: will it fit a m1001 bolt action gun? ps don't answer don't know for a answer please.thank you.**
A: Of course it will

**Q: Will it work on this? https://www.amazon.com/gp/product/b000e7pfeu/ref=ox_sc_act_title_2?ie=utf8&psc=1&smid=atvpdkikx0der**
A: UTG Sport Gen 5 Airsoft Master Sniper Rifle looks like it needs a 22mm rather than 3/8 dovetail mount.

## Frequently Bought Together

- NcStar 4X20 Compact Air Scope/Blue Lens (SCA420B),multi
- Crosman 7-P577 Pointed .177-Caliber Pellets, lead(500-Count)
- CrosmanCrosman

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**Shop now:** [https://www.desertcart.nl/products/1154692-ncstar-4x20-compact-air-scope-blue-lens-sca420b-multi](https://www.desertcart.nl/products/1154692-ncstar-4x20-compact-air-scope-blue-lens-sca420b-multi)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-09-07*